LG CM2520 Service Manual page 44

3. DIODES
Positive (+) Negative (-) Positive (+)
NO Type
80 V / 60 Hz 288 V / 50 Hz
D901 UF4007 117.6V 198.2V 390.4V
D902 FR107 0V 12.41V 0V
D905 UF4007 118.3V 192.4V 387.8V
D906 RF107 0V 12.73 0V
D907 FR107 0V 7.01V 0V
D908 SR360 0V 7.29V 0V
D909 UF5404 0V 14.4V 0V
D910 FR107 0V 3.23V 0V
D911 RF107 -22.17V 0V -22.38V
D912 RF107 12.09V 0V -11.98V
D913 UF5404 0V 18.6V 0V
D914 UF5404 0V 18.6V 0V
D915 SR360 0V 7.45V 0V
ZD901 15V 0.58V 0V 0.68V
ZD902 3V -2.96V 0V -2.96V
ZD903 18V 0V 12.82V 0V
ZD905 15V 0.58V 0V 0.48V
4. CAPACITORS
Location No. Value (uF) Voltage_Spec.
Input Voltage: 288 V /50 Hz
MPEG
C171 1000uF 10V
C174 100uF 16V
C182 47uF 25V
C183 100uF 16V
C184 100uF 16V
C185 100uF 16V
C186 100uF 16V
C187 100uF 16V
C188 470uF 10V
C189 470uF 10V
C190 100uF 16V
C197 470uF 10V
C1A4 47uF 25V
C1B10 100uF 16V
C1B5 100uF 16V
C1C1 100uF 16V
C1C2 100uF 16V
C405 470uF 10V
C439 100uF 16V
C708 470uF 35V
C755 10uF 50V
Negative (-) Location No. Value (uF)
SPEC
409.1V C756
≤1000V(Reverse)
12.26V C757
≤1000V(Reverse)
494.5V
C758
≤1000V(Reverse)
12.51V C759
≤1000V(Reverse)
6.9V
C760
≤1000V(Reverse)
7.18V
C761
≤60V(Reverse)
14.05V C762
≤200V(Reverse)
3.3V
C763
≤1000V(Reverse)
0V C782
≤1000V(Reverse)
0V
C783
≤1000V(Reverse)
18.6V
C807
≤200V(Reverse)
18.6V C808
≤200V(Reverse)
4.25V
C829
≤60V(Reverse)
0V C830
≤15V/0.5W
0V
C834
≤3V/0.5W
12.81V
C835
≤18V/0.5W
0V C836
≤15V/0.5W
C837
C838
C839
Positive (+)
EC115
C909
3.247 V
C910
4.97 V
C911
1.18 V
C912
3.26 V C913
4.96 V
C914
3.26 V
C915
3.26 V C916
7.25 V
C918
3.94 V C921
3.23 V
C923
3.15 V
C925
3.27 V C926
4.07 V
C927
4.89 V C929
4.97 V
C930
12.03 V
C932
-11.77 V
4.96 V
3.15 V
20.94 V
6.04 V
3-41
Voltage_Spec. Positive (+)
Input Voltage: 288 V /50 Hz
10uF 50V -5.98 V
47uF 25V -11.44 V
47uF 25V 11.81 V
4.7uF 50V 2.47 V
4.7uF 50V 2.47 V
10uF 50V 2.46 V
47uF 25V 4.95 V
47uF 25V 3.13 V
100uF 16V 5.13 V
100uF 16V 7.24 V
100uF 16V 3.31 V
100uF 16V 4.91 V
220uF 16V 1.66 V
220uF 16V 4.92 V
3.3uF 50V 1.67 V
100uF 16V 3.32 V
100uF 16V 3.31 V
47uF 25V 3.26 V
100uF 16V 1.94 V
220uF 16V 4.93 V
100uF 16V 12.03 V
SMPS
47uF 50V 12.69 V
1000uF 16V 7.25 V
470uF 16V 7.58 V
470uF 16V 4.99 V
1000uF 25V 14.34 V
470uF 16V 12.06 V
1000uF 16V 4.25 V
1000uF 35V 18.6 V
1000uF 35V 18.6 V
470uF 16V 3.28 V
22uF 25V 10.2 V
100uF 450V 399.3 V
10uF 50V 12.57 V
100uF 50V -21.54 V
470uF 25V 3.28 V
2.2uF 50V 6.95 V
47uF 50V 15.52 V
3-42
5. CONNECTORS
Connector No. Pin NO. SPEC
Input Voltage: 240 V / 50 Hz
SMPS
1PIN VFDPWR 0-3.3V
2PIN MAINPWR 0-3.3V
3PIN POWER-SENS 0-5V
4PIN +10.5V 6.5±3V
CON902
5PIN GND 0V
6PIN VEE -24V±3V
7PIN F- 0V
8PIN F+ 3.2V
1PIN PVDD 20±0.5V
2PIN PVDD 20±0.5V
3PIN PGND 0V
4PIN PGND 0V
5PIN +3.3V 3.3±0.15V
6PIN +3.3V 3.3±0.15V
7PIN +5V 5±0.15V
CON903 8PIN +5V 5±0.15V
9PIN GND 0V
10PIN +5V 5±0.15V
11PIN GND 0V
12PIN +12V 12±0.5V
13PIN -12V -12±4V
14PIN +6.5V 6.5+3/-1V
15PIN GND 0V
Value (V)
3.19
3.23
3
7.22
0
-22.16
0
3.25
18.6
18.6
0
0
3.27
3.27
4.99
4.99
0
4.99
0
12.04
-11.69
7.25
0